Home / 10,183.24-15,276.30-3,163.84

Finding the Fourth Proportional to 10,183.24, 15,276.30 and 3,163.84

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Solution

The fourth proportional to 10,183.24, 15,276.30 and 3,163.84 is: 4,746.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,183.24 : 15,276.30 = 3,163.84 : x
  2. Step 2: Convert to fraction form
    10,183.24/15,276.30 = 3,163.84/x
  3. Step 3: Cross multiply
    10,183.24x = 15,276.30 × 3,163.84
  4. Step 4: Simplify right side
    10,183.24x = 48,331,768.99
  5. Step 5: Solve for x
    x = 48,331,768.99/10,183.24
  6. Step 6: Final answer
    x = 4,746.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.